Analysts at Stifel Nicolaus initiated coverage on Qudian Inc - ADR (NYSE: QD) with a Buy rating. The price target for Qudian is set to $35. Qudian shares closed at $25.16 on Tuesday.

H.C. Wainwright assumed coverage on Karyopharm Therapeutics Inc (NASDAQ: KPTI) with a Buy rating. The price target for Karyopharm Therapeutics is set to $23. Karyopharm Therapeutics shares closed at $10.54 on Tuesday.

Analysts at BMO Capital initiated coverage on VBI Vaccines, Inc. (NASDAQ: VBIV) with an Outperform rating. The price target for VBI Vaccines is set to $11. VBI Vaccines shares closed at $4.17 on Tuesday.